The Kérastase Specifique Bain Divalent Shampoo is designed to cleanse, balance and nourish from root to tip.Perfect for oil-prone scalps and sensitised ends, the formula helps to regulate the over-production of sebum. Vitamin B6 and glycerine lend hydration and shine for a soft, healthy-looking finish.Creating lightweight volume, this shampoo dissolves grease at the roots while taking care to smooth and replenish your lengths. It works to leave hair clean, glossy and detangled.97% Agree that shampoo deeply cleanses hair & scalp97% Agree that shampoo does not weigh hair down87% Agree that shampoo leaves scalp feeling clean*Consumer test using Bain Divalent, % agreement of 31 women surveyed after 4 week of use.